Time difference between Guam and Portland
Compare the current local time in Guam and Portland, see when your working hours overlap, and convert any specific hour between the two timezones.
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Convert a specific time
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Working-hours overlap
When Guam's 9:00–17:00 business hours overlap with Portland's.
Guam working hours
Portland working hours
Overlap (both working)
🇬🇺 Guam
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🇺🇸 Portland
Scheduling across Guam and Portland
Scheduling between Guam and Portland is workable but tight. Only 1 hour of standard business hours overlap each day, from 09:00 to 10:00 in Guam (16:00 to 17:00 in Portland). Recurring meetings often settle within this narrow window.
Quick reference
| 🇬🇺 Guam | 🇺🇸 Portland | In Portland it's… |
|---|---|---|
| 06:00 — Early morning | — | — |
| 09:00 — Start of work | — | — |
| 12:00 — Lunchtime | — | — |
| 15:00 — Mid-afternoon | — | — |
| 17:00 — End of work | — | — |
| 20:00 — Evening | — | — |
Daylight saving status
🇬🇺 Guam
Guam does not observe daylight saving time. The local offset is fixed year-round.
🇺🇸 Portland
Currently in PDT (daylight saving)
Clocks go back to PST
on Sunday 1 November 2026